Sink



FIG. 1 is a top perspective view of an embodiment of the claimed design;

FIG. 2 is a top plan view of the claimed design of FIG. 1;

FIG. 3 is a bottom plan view of the claimed design of FIG. 1;

FIG. 4 is a left side elevation view of the claimed design of FIG. 1;

FIG. 5 is a right side elevation view of the claimed design of FIG. 1;

FIG. 6 is a rear elevation view of the claimed design of FIG. 1;

FIG. 7 is a front elevation view of the claimed design of FIG. 1;

FIG. 8 is a cross-sectional view of the claimed design of FIG. 1 taken along line 8-8 in FIG. 3;

FIG. 9 is an enlarged view of a portion of the claimed design of FIG. 1 as called out in FIG. 7; and,

FIG. 10 is an enlarged view of a portion of the claimed design of FIG. 1 as called out FIG. 8.

The ornamental design which is claimed is shown in solid lines in the drawings. The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design. Broken lines formed by equal length dashes show unclaimed portions of the design. Broken lines formed of unequal length dashes (i.e., dash-dot) show boundaries between claimed and unclaimed portions of the design. Lines having a jagged element are not part of the claimed design and show that no particular length of the portion is claimed. 

CLAIM We claim the ornamental design for a sink, as shown and described. 